he resigned after nearly six months on medical leave and two weeks after he was re-elect eded. as jay levine of our chicago station cbs 2 reports, there will be a special election to replace him. jay, good morning. >> charlie, good morning to you. special election a very crowded field of candidates seeking to replace jackson who faced both illness and campaign finance issues which led him to choosing his words carefully. >> letter of resignation speak to itself. i had hoped and tried to return to washington, ihe wrote. i know now that will not be possible. his father said not only was his son not up to returning to washington but was not up to talking about it. >> he wanted to do a press conference today. he didn't feel that he could take the presser. >> his focus now, focus on restoring my health. after jackson was forced from his washington office into hospitals and treatment centers in june. at first both colleagues and constituents were understanding. some still are. >> he's going through a lot of stuff. probably the best thing for him to do right now, tend to himself and m